Some Wordpress plugins are often updated, which is good think. Plugins that are updated are 100% compatible with last Wordpress version and they also are the most secure possible. A plugin that has not been updated for a long time might not work with last Wordpress version and might create a security breach for you website.
Automatically maps subdomains to page and post permalinks based on post slug.
Adds a disclosure, chosen on a per post/page basis, to a post/page either below the content or above the content.
Enables a site administrator to log out a user remotely via the WordPress admin interface
WP Siren Recent Posts by Category is a highly customizable widget, that can display your all/favorite categories posts of your blog.
This is an add-on plugin which adds some magic to the wonderful Visual Form Builder (non-pro) plugin.
Install this plugin on unlimited sites and manage them all from a central dashboard. This plugin communicates with your WPSupervisor Admin Panel.